參數(shù)資料
型號: MB90P641APF
元件分類: 微控制器/微處理器
英文描述: 16-BIT, OTPROM, 17 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, QFP-100
文件頁數(shù): 50/94頁
文件大?。?/td> 1542K
代理商: MB90P641APF
54
MB90640A Series
4.
AC Characteristics
(1) Clock Timing
(VCC = 4.5 V to 5.5 V, VSS = 0.0 V, TA = –40°C to +85°C)
* : The frequency variation ratio is the maximum variation from the specified central frequency when the multiplier
PLL is locked. The value is expressed as a proportion.
Parameter
Symbol
Pin name
Conditions
Value
Unit
Remarks
Min.
Max.
Source oscillation frequency
FC
X0, X1
317
MHz
Source oscillation cycle time
tC
X0, X1
58.8
333
ns
Frequency variation ratio*
(when locked)
f
——
5%
Input clock pulse width
PWH
PWL
X0
10
ns
The duty ratio
should be in the
range 30 to 70%
Input clock rise time and fall
time
tcr
tcf
X0
——
5ns
Internal operating clock
frequency
fCP
——
1.5
17
MHz
Internal operating clock
cycle time
tCP
——
58.8
666
ns
f =
× 100 (%)
f0
Central frequency f0
+
α
α
α
0.8 VCC
0.2 VCC
tC
tcf
tcr
PWH
PWL
Clock timing
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